{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-116881", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-27T01:01:43.271Z", "datePublished": "2026-10-27T10:23:33.089Z", "dateUpdated": "2026-10-27T10:26:44.779Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-27T10:26:44.779Z"}, "datePublic": "2026-09-28T00:00:00.000Z", "title": "Semantic MediaWiki 3.0.0 before 7.3.1 XSS via Property-Value Autocomplete", "descriptions": [{"lang": "en", "value": "Semantic MediaWiki from 3.0.0 before 7.3.1 contains a cross-site scripting vulnerability that allows attackers to inject markup by storing malicious semantic property values rendered unescaped in autocomplete suggestions. When another user opens the property-value autocomplete with an empty query, jquery.autocomplete.js concatenates the raw PValueLookup API value into HTML via container.html(), altering the dropdown and potentially executing script."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "affected": [{"vendor": "SemanticMediaWiki", "product": "SemanticMediaWiki", "defaultStatus": "unaffected", "versions": [{"version": "3.0.0", "status": "affected", "versionType": "semver", "lessThan": "7.3.1"}, {"version": "7.3.1", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:*:*:*:*:*:mediawiki:*:*", "versionStartIncluding": "3.0.0", "versionEndExcluding": "7.3.1"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-mvpf-4wj8-2hwf", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-mvpf-4wj8-2hwf)"}, {"name": "VulnCheck Advisory: Semantic MediaWiki 3.0.0 before 7.3.1 XSS via Property-Value Autocomplete", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/semantic-mediawiki-3.0.0-before-7.3.1-xss-via-property-value-autocomplete"}], "credits": [{"lang": "en", "value": "AlpetGexha", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[3.0.0,7.3.1)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "7.3.1"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "SemanticMediaWiki", "source": "cna", "vendor": "SemanticMediaWiki"}, "product": "semantic_mediawiki", "vendor": "semantic-mediawiki"}], "created": "2026-10-27T12:15:15.734652+00:00", "updated": "2026-10-27T12:45:01.786276+00:00", "vendors": ["semantic-mediawiki", "semantic-mediawiki$PRODUCT$semantic_mediawiki"]}